
<template>
<div>
<div @click="goback()" class="goback">
<van-icon name="arrow-left" />

</div>
</div>
</template>

<script>
export default {
 data () {
return {
}
 },
 methods:{
     goback(){
          this.$router.go(-1);
     }
 },
 mounted () {
}
}
</script>

<style scoped>
.goback{
    width: 40px;
    height: 40px;
    /* background: red; */
    position:absolute;
    top: 20px;
    height: 30px;
    margin-left: 20px;
    z-index: 2;
}
</style>
